code: def test_send_channels_numeric_values(self):
      channel_y_elements = [
          ("numeric_value", 42),
          ("numeric_value", 0.07),
      ]
      self._test_send_channel_values(
          channel_y_elements,
          expected_operation="logFloats",
          channel_type=ChannelType.NUMERIC,
      )
  
file_path: neptune-client/tests/unit/neptune/legacy/test_alpha_integration_backend.py
imports: import time
  import unittest
  from typing import List
  import mock
  from freezegun import freeze_time
  from mock import MagicMock
  from neptune.legacy.internal.api_clients import HostedNeptuneBackendApiClient
  from neptune.legacy.internal.api_clients.hosted_api_clients.hosted_alpha_leaderboard_api_client import HostedAlphaLeaderboardApiClient
  from neptune.legacy.internal.channels.channels import ChannelIdWithValues, ChannelNamespace, ChannelType, ChannelValue
  from tests.unit.neptune.backend_test_mixin import BackendTestMixin
label_desc: Use image node_id 4 for calling the TestAlphaIntegrationNeptuneBackend obj's underlying member method code with example usage: obj.test_send_channels_numeric_values() without return types